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5723249 = 72271431
BaseRepresentation
bin10101110101010001110001
3101202202211012
4111311101301
52431120444
6322400305
766434600
oct25652161
911682735
105723249
113259a64
121b00095
13125504c
14a8da37
15780b9e
hex575471

5723249 has 12 divisors (see below), whose sum is σ = 6697728. Its totient is φ = 4876200.

The previous prime is 5723233. The next prime is 5723269. The reversal of 5723249 is 9423275.

It is a happy number.

It is not a de Polignac number, because 5723249 - 24 = 5723233 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5723209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13064 + ... + 13494.

It is an arithmetic number, because the mean of its divisors is an integer number (558144).

Almost surely, 25723249 is an apocalyptic number.

It is an amenable number.

5723249 is a deficient number, since it is larger than the sum of its proper divisors (974479).

5723249 is a wasteful number, since it uses less digits than its factorization.

5723249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 709 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 5723249 is about 2392.3312897674. The cubic root of 5723249 is about 178.8741351691.

The spelling of 5723249 in words is "five million, seven hundred twenty-three thousand, two hundred forty-nine".

Divisors: 1 7 49 271 431 1897 3017 13279 21119 116801 817607 5723249